Four Barbary lion cubs have been born in a Czech zoo. The birth marks a significant boost for the rare species, which is ...

Four Barbary lion cubs have been born in a Czech zoo, marking a vital step for the rare animal that is extinct in the wild ...

A bird that's extinct in the wild recently hatched at the National Aviary. The aviary announced this week that its breeding ...

In Rwanda's Volcanoes National Park, the last thousand endangered mountain gorillas live in the wild. Tourism for the ...

The crested ibis' revival is a story of transnational cooperation between nations that historically haven't always seen eye ...

Three fossa cubs have been born at a Paris zoo – a rare event for one of Madagascar’s most elusive and endangered mammals.

Colossal’s bold announcements have drawn criticism from many scientists, but the billion-dollar firm is not backing down.

The Guam kingfisher was extinct in the wild for decades. ©Diego Tirira from Quito, Ecuador, CC BY-SA 2.0 , via Wikimedia Commons – Original / License ...

Ambitious projects aim to put dire wolves, woolly mammoths and passenger pigeons back into our ecosystems. But with so many ...

Their decline was so rapid, however, they became extinct in the wild. Today, thanks to recovery and reintroduction efforts, their wild population has rebounded to 257 wolves, with many reproducing ...

The Brief The Sihek is among the most endangered bird species in the world. For the first time in almost 40 years, recently released Siheks have laid eggs in the wild.